TaskListener.java revision 3193:3b3bea483542 
1/*
2 * Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24 */
25
26package com.sun.source.util;
27
28
29/**
30 * Provides a listener to monitor the activity of the JDK Java Compiler, javac.
31 *
32 * @author Jonathan Gibbons
33 * @since 1.6
34 */
35public interface TaskListener
36{
37    /**
38     * Invoked when an event has begun.
39     *
40     * @implSpec The default implementation of this method does nothing.
41     *
42     * @param e the event
43     */
44    default void started(TaskEvent e) { }
45
46    /**
47     * Invoked when an event has been completed.
48     *
49     * @implSpec The default implementation of this method does nothing.
50     *
51     * @param e the event
52     */
53    default void finished(TaskEvent e) { }
54}
55